Home / 47,974.08-71,961.12-25,797.90

Finding the Fourth Proportional to 47,974.08, 71,961.12 and 25,797.90

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Solution

The fourth proportional to 47,974.08, 71,961.12 and 25,797.90 is: 38,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,974.08 : 71,961.12 = 25,797.90 : x
  2. Step 2: Convert to fraction form
    47,974.08/71,961.12 = 25,797.90/x
  3. Step 3: Cross multiply
    47,974.08x = 71,961.12 × 25,797.90
  4. Step 4: Simplify right side
    47,974.08x = 1,856,445,777.65
  5. Step 5: Solve for x
    x = 1,856,445,777.65/47,974.08
  6. Step 6: Final answer
    x = 38,696.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.